Home / 9,049.81-13,571.37-3,125.18

Finding the Fourth Proportional to 9,049.81, 13,571.37 and 3,125.18

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Solution

The fourth proportional to 9,049.81, 13,571.37 and 3,125.18 is: 4,686.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,049.81 : 13,571.37 = 3,125.18 : x
  2. Step 2: Convert to fraction form
    9,049.81/13,571.37 = 3,125.18/x
  3. Step 3: Cross multiply
    9,049.81x = 13,571.37 × 3,125.18
  4. Step 4: Simplify right side
    9,049.81x = 42,412,958.47
  5. Step 5: Solve for x
    x = 42,412,958.47/9,049.81
  6. Step 6: Final answer
    x = 4,686.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.